Goodwill and Other Intangible Assets

12 Months Ended

Dec. 31, 2025

Goodwill and Intangible Assets Disclosure [Abstract]

Goodwill and Other Intangible Assets

Note 9 — Goodwill and Other Intangible Assets

Goodwill

Goodwill represents the excess of the purchase price over the fair value of net assets of acquired businesses. Goodwill is not amortized but is evaluated for impairment on an annual basis or more frequently if impairment indicators arise. To date, the Company has not recognized an impairment of its goodwill. One acquisition occurred during the year ended December 31, 2025.

The following table sets forth the amounts of goodwill by reportable segment as of December 31, 2025 and 2024:

	December 31, 2024		Acquisition		December 31, 2025
	(in thousands)
Environmental Services	$	42,377	$	4,268	$	46,645
Dietary	33,152		—		33,152
Total Goodwill	$	75,529	$	4,268	$	79,797

Intangible Assets

The Company’s other intangible assets consist of customer relationships, trade names, patents and non-compete agreements which were obtained through acquisitions and are recorded at their fair values at the date of acquisition. The following table sets forth the amounts of other intangible assets as of December 31, 2025 and 2024:

	December 31, 2025						December 31, 2024
	Gross Amount		Accumulated Amortization		Net Amount		Gross Amount		Accumulated Amortization		Net Amount
	(in thousands)
Customer relationships	$	46,514	$	40,647	$	5,867	$	45,634	$	38,093	$	7,541
Trade names	2,112		1,028		1,084		1,731		466		1,265
Patents	1,086		1,086		—		1,086		505		581
Non-compete agreements	183		170		13		233		178		55
Total other intangible assets	$	49,895	$	42,931	$	6,964	$	48,684	$	39,242	$	9,442

Intangible assets with determinable useful lives are amortized on a straight-line basis over their estimated useful lives. The weighted-average amortization period of customer relationships, trade names, patents, and non-compete agreements are approximately 10 years, 10 years, 4 years, and 4 years, respectively.

The following table sets forth the estimated amortization expense for intangibles subject to amortization for 2026, the following four fiscal years and thereafter:

Period/Year	Total Amortization Expense
	(in thousands)
2026	$	2,593
2027	$	1,127
2028	$	545
2029	$	545
2030	$	545
Thereafter	$	1,609
Total	$	6,964

Amortization expense for the years ended December 31, 2025, 2024 and 2023 was $3.7 million, $2.7 million and $3.8 million, respectively.